Nearly a two-thirds of consumers believed they saved money by buying items online.

PC and console games and hardware also among the most popular categories bought on the internet, although this is more mature than newer industries to hit the web like clothing and footwear (now the No. 1 category), beer and wine.

This m-commerce revolution means mobile consumers will soon match those who ship via a PC, which is still the most popular device for web purchases.

However, this mobile growth will be influenced by the availability of apps by retailers and supply side considerations, says Fadaghi.